planning - designing - developing IT
Special Interest Group on Systems Analysis and Design

Conference Papers

SIGSAND papers are published in many scientific conferences, including ICIS, AMCIS, HICSS, as well as the dedicated conference – SIGSAND Symposium. The recent conference publications are listed below.

A Design of Topological Predicates for Complex Crisp and Fuzzy Regions

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For a long time topological predicates between spatial objects have been a main area of research on spatiald ata...

A Semantic Approach to XML-based Data Integration

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The paper describes a prototype tool, named DIXSE, which supports the integration of XML Document Type Definitions (DTDs) into...

A Rule-Based Conversion of a DTD to a Conceptual Schema

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XML is a common standard for semi-structured and structured data representation and exchange over the Web. This paper describes...

Semantic Data Modeling Using XML Schemas

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Most research on XML has so far largely neglected the data modeling aspects of XML schemas.In this paper, we...

Modelling Strategic Actor Relationships to Support Intellectual Property Management

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In today’s increasingly knowledge-intensive economy, patents and other forms of intellectual property mechanisms are widely used to protect inventions,...

Web Site Evaluation: Methodology and Case Study

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This paper presents a methodology for the assessment of Web site quality with a particular emphasis public sector Web...

Automatic Web Information Extraction in the RoadRunner System

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This paper presents Road Runner, a research project that aims at developing solutions for automatically extracting data from large...

Querying Relational Databases without Explicit Joins

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Despite its benefits and wide-spread acceptance, SQL is not a perfect query language. Although graphical tools for query...

NF-SS: A Normal Form for Semistructured Schema

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Semistructured data is becoming increasingly important for web applications with the development of XML and related technologies. Designing a...

A Formal Analysis of the Lightweight Directory Access Protocol

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LDAP (Lightweight Directory Access Protocol) directories are being widely used on the Web, for white pages information, user profiles,...